Home / 86,319,666.23-119,119,745.54-47,160,600.17

Finding the Fourth Proportional to 86,319,666.23, 119,119,745.54 and 47,160,600.17

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Solution

The fourth proportional to 86,319,666.23, 119,119,745.54 and 47,160,600.17 is: 65,080,866.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,319,666.23 : 119,119,745.54 = 47,160,600.17 : x
  2. Step 2: Convert to fraction form
    86,319,666.23/119,119,745.54 = 47,160,600.17/x
  3. Step 3: Cross multiply
    86,319,666.23x = 119,119,745.54 × 47,160,600.17
  4. Step 4: Simplify right side
    86,319,666.23x = 5,617,758,691,286,384
  5. Step 5: Solve for x
    x = 5,617,758,691,286,384/86,319,666.23
  6. Step 6: Final answer
    x = 65,080,866.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.